Lighting fixture



FIG. 1 is a perspective view of the lighting fixture showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being the same;

FIG. 3 is a right side elevational view thereof, the left side elevational view being the same;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Any broken line illustration of environmental structure in the drawings is not part of the design sought to be patented. 

The ornamental design for a lighting fixture, as shown and described. 